Home / 9,016,955.24-12,436,142.64-7,926,896.12

Finding the Fourth Proportional to 9,016,955.24, 12,436,142.64 and 7,926,896.12

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Solution

The fourth proportional to 9,016,955.24, 12,436,142.64 and 7,926,896.12 is: 10,932,738.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,016,955.24 : 12,436,142.64 = 7,926,896.12 : x
  2. Step 2: Convert to fraction form
    9,016,955.24/12,436,142.64 = 7,926,896.12/x
  3. Step 3: Cross multiply
    9,016,955.24x = 12,436,142.64 × 7,926,896.12
  4. Step 4: Simplify right side
    9,016,955.24x = 98,580,010,840,782.56
  5. Step 5: Solve for x
    x = 98,580,010,840,782.56/9,016,955.24
  6. Step 6: Final answer
    x = 10,932,738.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.